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authorIngo Molnar <mingo@elte.hu>2006-01-13 14:51:39 -0800
committerRoland Dreier <rolandd@cisco.com>2006-01-13 14:51:39 -0800
commit95ed644fd12f53c6fc778f3f246974e5fe3a9468 (patch)
treeedf9f57192ad95f9165b3be5dbf1e8e745249ed1 /drivers/infiniband/ulp
parent9eacee2ac624bfa9740d49355dbe6ee88d0cba0a (diff)
IB: convert from semaphores to mutexes
semaphore to mutex conversion by Ingo and Arjan's script. Signed-off-by: Ingo Molnar <mingo@elte.hu> [ Sanity-checked on real IB hardware ] Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband/ulp')
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib.h6
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_ib.c18
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_main.c12
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_multicast.c26
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_verbs.c8
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_vlan.c10
6 files changed, 40 insertions, 40 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h
index 9923a15a999..e0a5412b7e6 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib.h
+++ b/drivers/infiniband/ulp/ipoib/ipoib.h
@@ -45,11 +45,11 @@
#include <linux/config.h>
#include <linux/kref.h>
#include <linux/if_infiniband.h>
+#include <linux/mutex.h>
#include <net/neighbour.h>
#include <asm/atomic.h>
-#include <asm/semaphore.h>
#include <rdma/ib_verbs.h>
#include <rdma/ib_pack.h>
@@ -123,8 +123,8 @@ struct ipoib_dev_priv {
unsigned long flags;
- struct semaphore mcast_mutex;
- struct semaphore vlan_mutex;
+ struct mutex mcast_mutex;
+ struct mutex vlan_mutex;
struct rb_root path_tree;
struct list_head path_list;
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
index f7e84897079..86bcdd72a10 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c
@@ -52,7 +52,7 @@ MODULE_PARM_DESC(data_debug_level,
#define IPOIB_OP_RECV (1ul << 31)
-static DECLARE_MUTEX(pkey_sem);
+static DEFINE_MUTEX(pkey_mutex);
struct ipoib_ah *ipoib_create_ah(struct net_device *dev,
struct ib_pd *pd, struct ib_ah_attr *attr)
@@ -445,10 +445,10 @@ int ipoib_ib_dev_down(struct net_device *dev)
/* Shutdown the P_Key thread if still active */
if (!test_bit(IPOIB_PKEY_ASSIGNED, &priv->flags)) {
- down(&pkey_sem);
+ mutex_lock(&pkey_mutex);
set_bit(IPOIB_PKEY_STOP, &priv->flags);
cancel_delayed_work(&priv->pkey_task);
- up(&pkey_sem);
+ mutex_unlock(&pkey_mutex);
flush_workqueue(ipoib_workqueue);
}
@@ -599,13 +599,13 @@ void ipoib_ib_dev_flush(void *_dev)
if (test_bit(IPOIB_FLAG_ADMIN_UP, &priv->flags))
ipoib_ib_dev_up(dev);
- down(&priv->vlan_mutex);
+ mutex_lock(&priv->vlan_mutex);
/* Flush any child interfaces too */
list_for_each_entry(cpriv, &priv->child_intfs, list)
ipoib_ib_dev_flush(&cpriv->dev);
- up(&priv->vlan_mutex);
+ mutex_unlock(&priv->vlan_mutex);
}
void ipoib_ib_dev_cleanup(struct net_device *dev)
@@ -651,12 +651,12 @@ void ipoib_pkey_poll(void *dev_ptr)
if (test_bit(IPOIB_PKEY_ASSIGNED, &priv->flags))
ipoib_open(dev);
else {
- down(&pkey_sem);
+ mutex_lock(&pkey_mutex);
if (!test_bit(IPOIB_PKEY_STOP, &priv->flags))
queue_delayed_work(ipoib_workqueue,
&priv->pkey_task,
HZ);
- up(&pkey_sem);
+ mutex_unlock(&pkey_mutex);
}
}
@@ -670,12 +670,12 @@ int ipoib_pkey_dev_delay_open(struct net_device *dev)
/* P_Key value not assigned yet - start polling */
if (!test_bit(IPOIB_PKEY_ASSIGNED, &priv->flags)) {
- down(&pkey_sem);
+ mutex_lock(&pkey_mutex);
clear_bit(IPOIB_PKEY_STOP, &priv->flags);
queue_delayed_work(ipoib_workqueue,
&priv->pkey_task,
HZ);
- up(&pkey_sem);
+ mutex_unlock(&pkey_mutex);
return 1;
}
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index 780009c7eaa..fd3f5c862a5 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -105,7 +105,7 @@ int ipoib_open(struct net_device *dev)
struct ipoib_dev_priv *cpriv;
/* Bring up any child interfaces too */
- down(&priv->vlan_mutex);
+ mutex_lock(&priv->vlan_mutex);
list_for_each_entry(cpriv, &priv->child_intfs, list) {
int flags;
@@ -115,7 +115,7 @@ int ipoib_open(struct net_device *dev)
dev_change_flags(cpriv->dev, flags | IFF_UP);
}
- up(&priv->vlan_mutex);
+ mutex_unlock(&priv->vlan_mutex);
}
netif_start_queue(dev);
@@ -140,7 +140,7 @@ static int ipoib_stop(struct net_device *dev)
struct ipoib_dev_priv *cpriv;
/* Bring down any child interfaces too */
- down(&priv->vlan_mutex);
+ mutex_lock(&priv->vlan_mutex);
list_for_each_entry(cpriv, &priv->child_intfs, list) {
int flags;
@@ -150,7 +150,7 @@ static int ipoib_stop(struct net_device *dev)
dev_change_flags(cpriv->dev, flags & ~IFF_UP);
}
- up(&priv->vlan_mutex);
+ mutex_unlock(&priv->vlan_mutex);
}
return 0;
@@ -892,8 +892,8 @@ static void ipoib_setup(struct net_device *dev)
spin_lock_init(&priv->lock);
spin_lock_init(&priv->tx_lock);
- init_MUTEX(&priv->mcast_mutex);
- init_MUTEX(&priv->vlan_mutex);
+ mutex_init(&priv->mcast_mutex);
+ mutex_init(&priv->vlan_mutex);
INIT_LIST_HEAD(&priv->path_list);
INIT_LIST_HEAD(&priv->child_intfs);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index 7403bac1977..98039da0caf 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -55,7 +55,7 @@ MODULE_PARM_DESC(mcast_debug_level,
"Enable multicast debug tracing if > 0");
#endif
-static DECLARE_MUTEX(mcast_mutex);
+static DEFINE_MUTEX(mcast_mutex);
/* Used for all multicast joins (broadcast, IPv4 mcast and IPv6 mcast) */
struct ipoib_mcast {
@@ -385,10 +385,10 @@ static void ipoib_mcast_join_complete(int status,
if (!status && !ipoib_mcast_join_finish(mcast, mcmember)) {
mcast->backoff = 1;
- down(&mcast_mutex);
+ mutex_lock(&mcast_mutex);
if (test_bit(IPOIB_MCAST_RUN, &priv->flags))
queue_work(ipoib_workqueue, &priv->mcast_task);
- up(&mcast_mutex);
+ mutex_unlock(&mcast_mutex);
complete(&mcast->done);
return;
}
@@ -418,7 +418,7 @@ static void ipoib_mcast_join_complete(int status,
mcast->query = NULL;
- down(&mcast_mutex);
+ mutex_lock(&mcast_mutex);
if (test_bit(IPOIB_MCAST_RUN, &priv->flags)) {
if (status == -ETIMEDOUT)
queue_work(ipoib_workqueue, &priv->mcast_task);
@@ -427,7 +427,7 @@ static void ipoib_mcast_join_complete(int status,
mcast->backoff * HZ);
} else
complete(&mcast->done);
- up(&mcast_mutex);
+ mutex_unlock(&mcast_mutex);
return;
}
@@ -482,12 +482,12 @@ static void ipoib_mcast_join(struct net_device *dev, struct ipoib_mcast *mcast,
if (mcast->backoff > IPOIB_MAX_BACKOFF_SECONDS)
mcast->backoff = IPOIB_MAX_BACKOFF_SECONDS;
- down(&mcast_mutex);
+ mutex_lock(&mcast_mutex);
if (test_bit(IPOIB_MCAST_RUN, &priv->flags))
queue_delayed_work(ipoib_workqueue,
&priv->mcast_task,
mcast->backoff * HZ);
- up(&mcast_mutex);
+ mutex_unlock(&mcast_mutex);
} else
mcast->query_id = ret;
}
@@ -520,11 +520,11 @@ void ipoib_mcast_join_task(void *dev_ptr)
priv->broadcast = ipoib_mcast_alloc(dev, 1);
if (!priv->broadcast) {
ipoib_warn(priv, "failed to allocate broadcast group\n");
- down(&mcast_mutex);
+ mutex_lock(&mcast_mutex);
if (test_bit(IPOIB_MCAST_RUN, &priv->flags))
queue_delayed_work(ipoib_workqueue,
&priv->mcast_task, HZ);
- up(&mcast_mutex);
+ mutex_unlock(&mcast_mutex);
return;
}
@@ -580,10 +580,10 @@ int ipoib_mcast_start_thread(struct net_device *dev)
ipoib_dbg_mcast(priv, "starting multicast thread\n");
- down(&mcast_mutex);
+ mutex_lock(&mcast_mutex);
if (!test_and_set_bit(IPOIB_MCAST_RUN, &priv->flags))
queue_work(ipoib_workqueue, &priv->mcast_task);
- up(&mcast_mutex);
+ mutex_unlock(&mcast_mutex);
return 0;
}
@@ -595,10 +595,10 @@ int ipoib_mcast_stop_thread(struct net_device *dev, int flush)
ipoib_dbg_mcast(priv, "stopping multicast thread\n");
- down(&mcast_mutex);
+ mutex_lock(&mcast_mutex);
clear_bit(IPOIB_MCAST_RUN, &priv->flags);
cancel_delayed_work(&priv->mcast_task);
- up(&mcast_mutex);
+ mutex_unlock(&mcast_mutex);
if (flush)
flush_workqueue(ipoib_workqueue);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
index e829e10400e..faaf10e5fc7 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
@@ -65,9 +65,9 @@ int ipoib_mcast_attach(struct net_device *dev, u16 mlid, union ib_gid *mgid)
}
/* attach QP to multicast group */
- down(&priv->mcast_mutex);
+ mutex_lock(&priv->mcast_mutex);
ret = ib_attach_mcast(priv->qp, mgid, mlid);
- up(&priv->mcast_mutex);
+ mutex_unlock(&priv->mcast_mutex);
if (ret)
ipoib_warn(priv, "failed to attach to multicast group, ret = %d\n", ret);
@@ -81,9 +81,9 @@ int ipoib_mcast_detach(struct net_device *dev, u16 mlid, union ib_gid *mgid)
struct ipoib_dev_priv *priv = netdev_priv(dev);
int ret;
- down(&priv->mcast_mutex);
+ mutex_lock(&priv->mcast_mutex);
ret = ib_detach_mcast(priv->qp, mgid, mlid);
- up(&priv->mcast_mutex);
+ mutex_unlock(&priv->mcast_mutex);
if (ret)
ipoib_warn(priv, "ib_detach_mcast failed (result = %d)\n", ret);
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
index d280b341a37..4ca175553f9 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_vlan.c
@@ -63,7 +63,7 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey)
ppriv = netdev_priv(pdev);
- down(&ppriv->vlan_mutex);
+ mutex_lock(&ppriv->vlan_mutex);
/*
* First ensure this isn't a duplicate. We check the parent device and
@@ -124,7 +124,7 @@ int ipoib_vlan_add(struct net_device *pdev, unsigned short pkey)
list_add_tail(&priv->list, &ppriv->child_intfs);
- up(&ppriv->vlan_mutex);
+ mutex_unlock(&ppriv->vlan_mutex);
return 0;
@@ -139,7 +139,7 @@ device_init_failed:
free_netdev(priv->dev);
err:
- up(&ppriv->vlan_mutex);
+ mutex_unlock(&ppriv->vlan_mutex);
return result;
}
@@ -153,7 +153,7 @@ int ipoib_vlan_delete(struct net_device *pdev, unsigned short pkey)
ppriv = netdev_priv(pdev);
- down(&ppriv->vlan_mutex);
+ mutex_lock(&ppriv->vlan_mutex);
list_for_each_entry_safe(priv, tpriv, &ppriv->child_intfs, list) {
if (priv->pkey == pkey) {
unregister_netdev(priv->dev);
@@ -167,7 +167,7 @@ int ipoib_vlan_delete(struct net_device *pdev, unsigned short pkey)
break;
}
}
- up(&ppriv->vlan_mutex);
+ mutex_unlock(&ppriv->vlan_mutex);
return ret;
}